Seeds from biologically grown seed carrying plants under compliance with the Cee 20/92/91 and Italian D.L. n. 220 of 17/3/1995 regulations. Cultivation is carried out by Biological Agriculture companies and controlled by a Mi. P.A.F. recognised certified body. Only natural products without fertilisers or chemical pesticides and other new synthesis products are used in production. The tasks of mechanical selection and labeling which follow are carried out in suitable premises and with the specific machinery, always under the inspection of Certifying Corporations.